Home / 55,824.36-77,037.06-30,673.32

Finding the Fourth Proportional to 55,824.36, 77,037.06 and 30,673.32

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Solution

The fourth proportional to 55,824.36, 77,037.06 and 30,673.32 is: 42,328.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,824.36 : 77,037.06 = 30,673.32 : x
  2. Step 2: Convert to fraction form
    55,824.36/77,037.06 = 30,673.32/x
  3. Step 3: Cross multiply
    55,824.36x = 77,037.06 × 30,673.32
  4. Step 4: Simplify right side
    55,824.36x = 2,362,982,393.24
  5. Step 5: Solve for x
    x = 2,362,982,393.24/55,824.36
  6. Step 6: Final answer
    x = 42,328.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.